Question

Two unbiased dice are rolled once. Find the probability of getting
(i) a doublet (equal numbers on both dice)
(ii) the product as a prime number
(iii) the sum as a prime number
(iv) the sum as 1
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Answer 1

Answer:

Step-by-step explanation:

total outcomes = 6² = 36

i) 11,22,33,44,55,66

 total=6

prob.=6/36 = 1/6

ii) 12,13,15,21,31,51,

total=6

prob=6/36=1/6

iii) 11,12,14,16,21,23,25,32,34,41,43,52,56,61,65

total=15

prob.= 15/36 = 5/12

iv)  outcomes = 0

prob = 0/36 = 0

Answer 2

Answer:

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